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Finding the Fourth Proportional to 47,573.64, 71,360.64 and 14,293.80

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Solution

The fourth proportional to 47,573.64, 71,360.64 and 14,293.80 is: 21,440.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,573.64 : 71,360.64 = 14,293.80 : x
  2. Step 2: Convert to fraction form
    47,573.64/71,360.64 = 14,293.80/x
  3. Step 3: Cross multiply
    47,573.64x = 71,360.64 × 14,293.80
  4. Step 4: Simplify right side
    47,573.64x = 1,020,014,716.03
  5. Step 5: Solve for x
    x = 1,020,014,716.03/47,573.64
  6. Step 6: Final answer
    x = 21,440.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.